From 315dcb15cc7f29021335daf026b4bd5d2003db60 Mon Sep 17 00:00:00 2001
From: Masanori Kado <kdmsnr@gmail.com>
Date: Sun, 24 Apr 2016 23:02:33 +0900
Subject: [PATCH] Delete backward compatibility of 'prt' [Ref #546]

---
 lib/epubmaker/epubcommon.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/epubmaker/epubcommon.rb b/lib/epubmaker/epubcommon.rb
index 716805b26..d222af04e 100644
--- a/lib/epubmaker/epubcommon.rb
+++ b/lib/epubmaker/epubcommon.rb
@@ -174,7 +174,7 @@ def titlepage
 EOT
       end
 
-      publisher = @producer.params.names_of("pbl") || @producer.params.names_of("prt") # XXX Backward Compatiblity
+      publisher = @producer.params.names_of("pbl")
       if publisher
         @body << <<EOT
   <p>